Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2112 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Offroad timed runs at Pengethley Manor on 14th December 2026 offering 5k, 10k, half marathon, marathon and ultra options with a seven hour time limit. A virtual option includes personalised virtual bibs and medal delivery after verification..

A self-navigated festive night trail of about 5 miles through Friston Forest and downland, with medals, a bar perk and a fancy dress dessert prize.

Part of a 12 Days of Christmas series at Pengethley Manor offering 5k to ultra distances on an off road course with a seven hour time limit.

Offroad race at Pengethley Manor offering 5k, 10k, half, marathon and ultra options with a seven hour limit and a virtual entry option.

Off-road event at Pengethley Manor offering 5k, 10k, half, marathon or ultra with a seven hour limit plus virtual entry and medal options.

Join a festive Christmas run along the flat Jubilee River. Choose your own distance in this 6-hour timed event on a scenic towpath. All finishers receive a bespoke festive medal.

A 6.6 km fell race to Chapelfell Top (703 m) in Weardale run entirely in the dark on unmarked, rough terrain; navigation experience and strict kit rules apply.

A trail half marathon near Bridgend with mixed terrain, an initial eight mile section plus about five extra miles, limited to 70 runners and a prize for Christmas fancy dress.

Festive fun run at Dare Valley Country Park with 2.5 km and 5.0 km options, themed medals, goody bags, and on-course refreshments.

A pre Christmas trail run on Moel Famau from Bwlch Penbarras that keeps the distance a surprise. The course is between 6 and 12 kilometres, includes hills and varied terrain, and finishes with a mince pie and festive medal.

A festive multi terrain cross country in Pett, East Sussex with a main five mile loop, a 2 Mile Fun Run and a children's Drumsticks Scurry. The event raises funds for Shelter and includes a bespoke medal and free photos.

A winter, unmarked 38 mile mountain circuit around Helvellyn starting and finishing at Askham Community Centre. Limited to experienced entrants, the event requires navigation skills, strict mandatory kit and offers minimal checkpoint suppor..

Christmas Canter at Suffolk Running Centre offers 5k, 10k, half, full and ultra distances, a bespoke finisher medal, aid stations every 10k and parking included. The event uses loop and out and back formats and has a seven hour cut off.

A dawn to dusk trail challenge at Box Hill where runners complete laps of a roughly 10 mile loop with about 2,400 ft ascent per lap; entries include insurance, medical cover and a finisher medal.

A hill race on the Skirrid near Llanvihangel Crucorny on 19 December 2026, covering 5.7 km with 450 m ascent. The route runs from a field start up to the ridge and summit, then down the north west ridge, with roadside parking and a kit dump..

A timed festive event on the Itchen Way in Winchester with flexible rock up start times, a measured out-and-back course, lap options up to ultramarathon distance, and a bespoke finisher medal.

Festive family-friendly 2.5 km and 5 km runs at Dare Valley Country Park with medals, goody bags, refreshments and free parking.

A 4.9 mile, 700 ft fell race at Penistone Hill on 20 December 2026, part of the Woodentops series and using chip timing. Over 16s only; full kit may be required. Santa hats, free tea and coffee, and prizes are provided.

Chopwell Woods Christmas Trail Runs on 20 December 2026 stage timed trail races in a 360 hectare woodland near Gateshead. Distances include a family 1 mile, 4 mile and 8 mile; Canicross is permitted and finishers receive medals and refreshm..

A family run festive four mile fancy dress run in Horwich on 20 December 2026. Chip timing, a Christmas themed trinket and costume prizes are included and the route is fully marshalled on local roads and paths.

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